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    <title>MongoDB Jira</title>
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        <build-number>970001</build-number>
        <build-date>13-04-2023</build-date>
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<item>
            <title>[SERVER-26700] Threads appear to hang after migrating from MMAPv1 to WiredTiger </title>
                <link>https://jira.mongodb.org/browse/SERVER-26700</link>
                <project id="10000" key="SERVER">Core Server</project>
                    <description>&lt;p&gt;Converted from MMAPv1 to wiredTiger and withing 48 hours ran into problem where threads appeared to be hanging.  Attaching the diagnostic data dump to be able to review as we saw issues starting at 7:15am with assertions based on slowness and opcounters activity dropping to very low levels.&lt;/p&gt;

&lt;p&gt;2016-10-19T07:49:57.731-0700 D -        &lt;span class=&quot;error&quot;&gt;&amp;#91;conn39644&amp;#93;&lt;/span&gt; User Assertion: 50:operation exceeded time limit&lt;br/&gt;
2016-10-19T07:49:57.731-0700 D -        &lt;span class=&quot;error&quot;&gt;&amp;#91;conn39641&amp;#93;&lt;/span&gt; User Assertion: 50:operation exceeded time limit&lt;br/&gt;
2016-10-19T07:51:14.968-0700 D -        &lt;span class=&quot;error&quot;&gt;&amp;#91;conn39644&amp;#93;&lt;/span&gt; User Assertion: 50:operation exceeded time limit&lt;br/&gt;
2016-10-19T07:51:14.974-0700 D -        &lt;span class=&quot;error&quot;&gt;&amp;#91;conn39641&amp;#93;&lt;/span&gt; User Assertion: 50:operation exceeded time limit&lt;br/&gt;
2016-10-19T07:51:20.448-0700 D -        &lt;span class=&quot;error&quot;&gt;&amp;#91;conn39436&amp;#93;&lt;/span&gt; User Assertion: 11602:operation was interrupted&lt;br/&gt;
2016-10-19T07:51:20.448-0700 D -        &lt;span class=&quot;error&quot;&gt;&amp;#91;conn39508&amp;#93;&lt;/span&gt; User Assertion: 11602:operation was interrupted&lt;br/&gt;
2016-10-19T07:51:20.449-0700 D -        &lt;span class=&quot;error&quot;&gt;&amp;#91;conn39498&amp;#93;&lt;/span&gt; User Assertion: 11602:operation was interrupted&lt;/p&gt;</description>
                <environment></environment>
        <key id="325176">SERVER-26700</key>
            <summary>Threads appear to hang after migrating from MMAPv1 to WiredTiger </summary>
                <type id="1" iconUrl="https://jira.mongodb.org/secure/viewavatar?size=xsmall&amp;avatarId=14703&amp;avatarType=issuetype">Bug</type>
                                            <priority id="3" iconUrl="https://jira.mongodb.org/images/icons/priorities/major.svg">Major - P3</priority>
                        <status id="6" iconUrl="https://jira.mongodb.org/images/icons/statuses/closed.png" description="The issue is considered finished, the resolution is correct. Issues which are closed can be reopened.">Closed</status>
                    <statusCategory id="3" key="done" colorName="success"/>
                                    <resolution id="3">Duplicate</resolution>
                                        <assignee username="-1">Unassigned</assignee>
                                    <reporter username="piscitella">joe</reporter>
                        <labels>
                    </labels>
                <created>Wed, 19 Oct 2016 17:56:27 +0000</created>
                <updated>Sat, 19 Nov 2016 15:45:45 +0000</updated>
                            <resolved>Sat, 19 Nov 2016 15:45:45 +0000</resolved>
                                    <version>3.2.7</version>
                                                    <component>WiredTiger</component>
                                        <votes>0</votes>
                                    <watches>5</watches>
                                                                                                                <comments>
                            <comment id="1438305" author="thomas.schubert" created="Sat, 19 Nov 2016 15:45:45 +0000"  >&lt;p&gt;Hi &lt;a href=&quot;https://jira.mongodb.org/secure/ViewProfile.jspa?name=piscitella&quot; class=&quot;user-hover&quot; rel=&quot;piscitella&quot;&gt;piscitella&lt;/a&gt;,&lt;/p&gt;

&lt;p&gt;We haven&#8217;t heard back from you for some time, so I&#8217;m going to mark this ticket as resolved. If this is still an issue for you, please provide additional information and we will reopen the ticket.&lt;/p&gt;

&lt;p&gt;Regards,&lt;br/&gt;
Thomas&lt;/p&gt;</comment>
                            <comment id="1412899" author="ramon.fernandez" created="Wed, 19 Oct 2016 18:52:49 +0000"  >&lt;p&gt;&lt;a href=&quot;https://jira.mongodb.org/secure/ViewProfile.jspa?name=piscitella&quot; class=&quot;user-hover&quot; rel=&quot;piscitella&quot;&gt;piscitella&lt;/a&gt;, this could be related to &lt;a href=&quot;https://jira.mongodb.org/browse/SERVER-25974&quot; title=&quot;Application threads stall for extended period when cache fills&quot; class=&quot;issue-link&quot; data-issue-key=&quot;SERVER-25974&quot;&gt;&lt;del&gt;SERVER-25974&lt;/del&gt;&lt;/a&gt;, which was fixed in 3.2.10. Please upgrade to 3.2.10 and report back; if the problem persists, please include:&lt;/p&gt;
&lt;ul&gt;
	&lt;li&gt;The server full log from the last startup until the problem appears&lt;/li&gt;
	&lt;li&gt;The contents of the &lt;tt&gt;diagnostic.data&lt;/tt&gt; directory&lt;/li&gt;
&lt;/ul&gt;


&lt;p&gt;Thanks,&lt;br/&gt;
Ram&#243;n.&lt;/p&gt;</comment>
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